Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHZeyyk544R2sNRXbHQoZfqHOu8QWEXM+ApXfn/ayBQFnvva98qL+7YKoFv… (1,748 chars)"
  }
}